Check required microversion

- Add min and max microversion to configuration
- Set min microversion for TestClusterScaleOutNegativeResourceIsLocked
- Skip TestClusterScaleOutNegativeResourceIsLocked if min microversion
  is not met.

Change-Id: I29a1ccec608a0f8d78d913f7841e3bf5e24b3c5c

senlin_tempest_plugin/config.py

@@ -27,5 +27,21 @@ ClusteringGroup = [
                help="Catalog type of the clustering service."),
     cfg.IntOpt("wait_timeout",
                default=180,
-               help="Waiting time for a specific status, in seconds.")
+               help="Waiting time for a specific status, in seconds."),
+    cfg.StrOpt('min_microversion',
+               default=None,
+               help="Lower version of the test target microversion range. "
+                    "The format is 'X.Y', where 'X' and 'Y' are int values. "
+                    "Tempest selects tests based on the range between "
+                    "min_microversion and max_microversion. If both values "
+                    "are None, Tempest avoids tests which require a "
+                    "microversion."),
+    cfg.StrOpt('max_microversion',
+               default='latest',
+               help="Upper version of the test target microversion range. "
+                    "The format is 'X.Y'. where 'X' and 'Y' are int values. "
+                    "Tempest selects tests based on the range between "
+                    "microversion and max_microversion. If both values "
+                    "are None, Tempest avoids tests which require a "
+                    "microversion.")
 ]

senlin_tempest_plugin/tests/api/clusters/test_cluster_scale_out.py

@@ -10,6 +10,8 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
+from tempest import config
+from tempest.lib.common import api_version_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions
 import time
@@ -18,6 +20,9 @@ from senlin_tempest_plugin.common import utils
 from senlin_tempest_plugin.tests.api import base
 
 
+CONF = config.CONF
+
+
 class TestClusterActionScaleOut(base.BaseSenlinAPITest):
 
     def setUp(self):
@@ -120,6 +125,17 @@ class TestClusterScaleOutNegativeNotFound(base.BaseSenlinAPITest):
 
 class TestClusterScaleOutNegativeResourceIsLocked(base.BaseSenlinAPITest):
 
+    min_microversion = '1.11'
+    max_microversion = 'latest'
+
+    @classmethod
+    def skip_checks(cls):
+        super(base.BaseSenlinAPITest, cls).skip_checks()
+        api_version_utils.check_skip_with_microversion(
+            cls.min_microversion, cls.max_microversion,
+            CONF.clustering.min_microversion,
+            CONF.clustering.max_microversion)
+
     def setUp(self):
         super(TestClusterScaleOutNegativeResourceIsLocked, self).setUp()
         # create profile with simulated wait time to test